<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			.index-section .index-section-top {
				margin: 0 auto;
				width: 1180px;
				position: relative;
			}
			
			.index-section .index-section-top::before {
				content: '';
				height: 76px;
				width: 24px;
				position: absolute;
				top: -100px;
				left: 580px;
				background: url(../img/next_bg.png) no-repeat;
				animation-name: nextpage;
				animation-duration: 1s;
				animation-timing-function: ease;
				animation-iteration-count: infinite;
			}
			
			@keyframes nextpage {
				0% {
					top: -100pxpx;
				}
				50% {
					top: -110px;
				}
				100% {
					top: -100px;
				}
			}
		</style>
	</head>

	<body>
		<div class="index-section about-us">
			<div class="index-section-top clearfloat">
				<h3>关于城服</h3>
				<p>About</p>
				
			</div>

	</body>

</html>